Move repos subcommand to a dedicated source file (#137)

Signed-off-by: yxxhero <aiopsclub@163.com>

cmd/repos.go

@@ -0,0 +1,24 @@
+package cmd
+
+import (
+	"github.com/helmfile/helmfile/pkg/app"
+	"github.com/helmfile/helmfile/pkg/config"
+	"github.com/urfave/cli"
+)
+
+func addReposSubcommand(cliApp *cli.App) {
+	cliApp.Commands = append(cliApp.Commands, cli.Command{
+		Name:  "repos",
+		Usage: "sync repositories from state file (helm repo add && helm repo update)",
+		Flags: []cli.Flag{
+			cli.StringFlag{
+				Name:  "args",
+				Value: "",
+				Usage: "pass args to helm exec",
+			},
+		},
+		Action: Action(func(a *app.App, c config.ConfigImpl) error {
+			return a.Repos(c)
+		}),
+	})
+}

cmd/root.go

@@ -26,6 +26,7 @@ func RootCommand() *cli.App {
 
 	// add subcommands
 	addDepsSubcommand(cliApp)
+	addReposSubcommand(cliApp)
 
 	return cliApp
 }